package com.heba;

import com.heba.utils.CommonUtils;

/**
 * Created by jason on 2020/3/30.
 */
public class TestJava {

    public static void main(String args[]) {
        String s = "kkkkssss \n\n ssssss\n\n\n\n\n";

        System.out.println(CommonUtils.removeBlankLine(s));
    }

}
